1 1/8 cups sifted all-purpose flour
1 (1 ounce) square unsalted butter
1 cup brown sugar
1 teaspoon vanilla extract
3/4 teaspoon power drink in 5- or 6-quart size tube
1 (8 ounce) package frozen whipped topping, thawed
Preheat the oven to 300 degrees F (150 degrees C).
Combine the flour, butter, brown sugar, brown sugar, and vanilla in a large bowl. Stir in the power drink.
Pour batter into a 9-inch springform pan. Bake in the preheated oven for 14 to 15 minutes, or until bubbly and golden brown. Cool in pan for 10 minutes, then remove from oven. Frost with whipped cream to close.